What's the Kennection? #51

What meal is being enjoyed by "the Boating Party" in a famous Renoir painting and "on the Grass" in a famous Manet painting?

What 1971 Badfinger song became a hit again in 2013 when it closed the final episode of Breaking Bad?

What second largest city of Ireland do locals call the country's "real capital"?

Our Sun is nearly 75 percent hydrogen. What element is the other quarter?

What object is seen blowing around the city of Savannah, GA in the opening credits to Forrest Gump?

What's the "Kennection"?